The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2025
Filed:
Mar. 07, 2023
Applicant:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Inventors:
Umair Baig, Dhahran, SA;
Abdul Waheed, Dhahran, SA;
Assignee:
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/10 (2006.01); B01D 71/02 (2006.01); B01D 71/62 (2006.01); C02F 1/28 (2023.01); C02F 101/32 (2006.01); C02F 103/00 (2006.01);
U.S. Cl.
CPC ...
B01D 69/108 (2022.08); B01D 71/025 (2013.01); B01D 71/62 (2013.01); C02F 1/285 (2013.01); C02F 1/288 (2013.01); B01D 2257/7027 (2013.01); C02F 2101/32 (2013.01); C02F 2103/007 (2013.01);
Abstract
A method of separating an oil and water mixture including contacting the oil and water mixture with a membrane, where only the water in the oil and water mixture passes through the membrane. The membrane includes an alumina support and polypyrrole. A layer of the polypyrrole is hydrogen bonded to an outer layer of the alumina support, where particles of the polypyrrole are in the form of globules having a longest dimension of 100 to 300 nm.